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if i am having a matrix of n rows and m columns which command can be used to display the 3rd row second column value.

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Prabha Kumaresan
Prabha Kumaresan 2018-1-15
评论： Guillaume 2018-1-16
if i am having a matrix of n rows and m columns which command can be used to display the 3rd row second column value.

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Torsten
Torsten 2018-1-15
disp(A(3,2))
Best wishes
Torsten.
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Guillaume
Guillaume 2018-1-16
Yes, as Torsten says, the proper way to write that sum is sum(U(1:k-1). Of course, that sum (and the whole expression) assume that U and V are vectors whereas you tell us you have matrix. I have no idea how you reconcile the two.

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